hybrid rocket

例句：

1. 1. The development of hybrid rocket technology has been a major focus in recent years.
   近年来，混合火箭技术的发展一直是主要焦点。
2. 2. The successful launch of the first hybrid rocket by NASA demonstrated its potential for futurespace missions.
   NASA成功发射了第一枚混合火箭，展示了其未来太空任务的潜力。
3. 3. The hybrid rocket is designed to be more efficient than traditional rockets, but it still requires significant resources and expertise to build.
   混合火箭旨在比传统火箭更高效，但仍需大量资源和专业知识来建造。